DN | Minimum average diameter | Minimum inner wall thickness | Minimum laminated wall thickness | Bonding length |
200mm | 195mm | 1.1mm | 1.5mm | 54mm |
300mm | 294mm | 1.7mm | 2.0mm | 64mm |
400mm | 392mm | 2.3mm | 2.5mm | 74mm |
500mm | 490mm | 3.0mm | 3.0mm | 85mm |
600mm | 588mm | 3.5mm | 3.5mm | 96mm |
700mm | 685mm | 4.0mm | 4.0mm | 102mm |
800mm | 785mm | 4.5mm | 4.5mm | 118mm |
Material | Section shape | PN Grade | Color | Certification |
HDPE100 | Round | 0.6-1.6MPa | Black or white with blue stripe | ISO 9001:2008 |
Standard | GB/T13663-2000 | SDR rating | SDR11 SDR13.6 SDR17 SDR21 SDR26 |